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Cellulose   Listen
noun
Cellulose  n.  (Chem.) The substance which constitutes the essential part of the solid framework of plants, of ordinary wood, cotton, linen, paper, etc. It is also found to a slight extent in certain animals, as the tunicates. It is a carbohydrate, (C6H10O5)n, isomeric with starch, and is convertible into starches and sugars by the action of heat and acids. When pure, it is a white amorphous mass. See Starch, Granulose, Lignin. "Unsized, well bleached linen paper is merely pure cellulose."
Starch cellulose, the delicate framework which remains when the soluble part (granulose) of starch is removed by saliva or pepsin.






Collaborative International Dictionary of English 0.48








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"Cellulose" Quotes from Famous Books



... advantages over gunpowder, but so irregular hitherto in its action that it is at present used only for mining purposes. It consists of ordinary cotton treated with nitric and sulphuric acid and water, and has been named by chemists "pyroxylin," "nitro-cellulose," &c. ...
— The Sailor's Word-Book • William Henry Smyth

... very small percentage of nitrogenous compounds as compared with most other articles of food. Their percentage composition, when cooked, is—water, 97.4; fat, 0.1; carbohydrate, 0.4; mineral matter, 0.1; cellulose, 1.3; nitrogenous matter (only about half being proteid), 0.6. Their food-value, apart from their anti-scorbutic properties, is ...
— Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 - "Bulgaria" to "Calgary" • Various

... than that of the microscopist. The chemist discovered that the yeast plant being composed of a sort of bag, like a bladder, inside which is a peculiar soft, semifluid material—the chemist found that this outer bladder has the same composition as the substance of wood, that material which is called "cellulose," and which consists of the elements carbon and hydrogen and oxygen, without any nitrogen. But then he also found (the first person to discover it was an Italian chemist, named Fabroni, in the end of the last century) that this inner matter which was contained in the ...
— Yeast • Thomas H. Huxley

... nearly pure cellulose. It resists the action of alkalis well, but is harmed by hot, strong acids, or if acid is allowed to dry on the fabric. It is not harmed by high temperature, and so may be ironed with ...
— Textiles and Clothing • Kate Heintz Watson

... scattered in the ten acre area that Rodan meant tediously to sift. The screws and nuts, bright and new, were almost Earthly. But would anyone ever know what the little plastic rings were for? Or the sticks of cellulose, or the curved, wire device with fuzz at the ends? But then, would an off-Earth being ever guess the use of—say—a toothbrush or ...
— The Planet Strappers • Raymond Zinke Gallun

... site of Fort Pillow is about thirty feet above the water. It commands the low country opposite, and two reaches of the river for a long distance. A little below the fort, on the right bank of the river, was an extensive cotton-field, still white with the flossy cellulose. Here I landed under the shady trees, and gathered cotton, the result of peaceful labor. Truly had the sword been beaten into the ploughshare, and the spear into a pruning-hook, for above me frowned ...
— Four Months in a Sneak-Box • Nathaniel H. Bishop

... for all rocks originating in molten streams from volcanoes, includes traps, basalts, pumice, and others; the surface of a lava stream cools and hardens quickly, presenting a cellulose structure, while below the heat is retained much longer and the rock when cooled is compact and columnar or crystalline; the largest recorded lava flow was from ...
— The Nuttall Encyclopaedia - Being a Concise and Comprehensive Dictionary of General Knowledge • Edited by Rev. James Wood



Words linked to "Cellulose" :   cellulose triacetate, diethylaminoethyl cellulose, paper, polysaccharide, cellulosic, cellulose xanthate, DEAE cellulose, pulp, fiber, pectin, cellulose tape, cellulose nitrate, fibre, polyose



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